| BCBrass Craft Corona | Corona | CA | Fabricated Metal Product Manufacturing332913 | — | ◇ UNVERIFIED |
| BRBryan Rivera | Corona | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| BCBwd Corporation | Corona | CA | Transportation Equipment Manufacturing336340 | — | ◇ UNVERIFIED |
| BMByson Manufacturing INC | Corona | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CFCalifornia Flyers | Corona | CA | Transportation Equipment Manufacturing336412 | — | ◇ UNVERIFIED |
| CWCalifornia Wire Products | Corona | CA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| CCCalmat CO | Corona | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CPCal Precision INC | Corona | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| CWCal Wire Prod. CORP | Corona | CA | Fabricated Metal Product Manufacturing332618 | — | ◇ UNVERIFIED |
| CMCanon Medical Systems Usa, INC. | Corona | CA | Leather and Allied Product Manufacturing316110 | — | ◇ UNVERIFIED |
| CECarven Exhaust INC | Corona | CA | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| CBCentury Blinds INC | Corona | CA | Furniture and Related Product Manufacturing337920 | — | ◇ UNVERIFIED |
| CCCharles C Regan INC Dba | Corona | CA | Petroleum and Coal Products Manufacturing324121 | — | ◇ UNVERIFIED |
| CCChroma Color Corporation | Corona | CA | Chemical Manufacturing325991 | — | ◇ UNVERIFIED |
| COCity of Corona | Corona | CA | Transportation Equipment Manufacturing336999 | — | ◇ UNVERIFIED |
| COCity of Corona - Well 7a | Corona | CA | Machinery Manufacturing333914 | — | ◇ UNVERIFIED |
| COCity Office Furniture INC | Corona | CA | Furniture and Related Product Manufacturing337211 | — | ◇ UNVERIFIED |
| CICkkm INC | Corona | CA | Fabricated Metal Product Manufacturing332322 | — | ◇ UNVERIFIED |
| CAClarcor Air Filtration Products | Corona | CA | Miscellaneous Manufacturing339999 | — | ◇ UNVERIFIED |
| CAClass a Precision, INC. | Corona | CA | Fabricated Metal Product Manufacturing332321 | — | ◇ UNVERIFIED |
| CClearpack | Corona | CA | Plastics and Rubber Products Manufacturing326199 | — | ◇ UNVERIFIED |
| CVClow Valve Company | Corona | CA | Primary Metal Manufacturing331522 | — | ◇ UNVERIFIED |
| CRC&l Refrigeration | Corona | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| CBConcrete Batch Plant, Gcp5-8522 | Corona | NM | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CMConcrete Motorsports, LLC | Corona | CA | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| CPConcrete Plant Gcp5-10021 | Corona | NM | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| CFConnor Formed Metal Products | Corona | CA | Fabricated Metal Product Manufacturing332510 | — | ◇ UNVERIFIED |
| CCCorona Clipper INC | Corona | CA | Fabricated Metal Product Manufacturing332111 | — | ◇ UNVERIFIED |
| CICreative Ideas | Corona | CA | Wood Product Manufacturing321999 | — | ◇ UNVERIFIED |
| CHCsr Hydro Conduit | Corona | CA | Primary Metal Manufacturing331210 | — | ◇ UNVERIFIED |
| COCtk Otc Laboratories | Corona | CA | Chemical Manufacturing325620 | — | ◇ UNVERIFIED |
| CECurrie Enterprises | Corona | CA | Furniture and Related Product Manufacturing337215 | — | ◇ UNVERIFIED |
| CWC W R Mfg | Corona | CA | Transportation Equipment Manufacturing336340 | — | ◇ UNVERIFIED |
| DCDart Container CORP of California | Corona | CA | Plastics and Rubber Products Manufacturing326140 | — | ◇ UNVERIFIED |
| DPData Physics Corporation | Corona | CA | Computer and Electronic Product Manufacturing334419 | — | ◇ UNVERIFIED |
| DBDeborah Best dba D'Best Dispensers | Corona | CA | Food Manufacturing311930 | — | ◇ UNVERIFIED |
| DIDeveloplus INC | Corona | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| DWDiamante Worldwide, Inc. | Corona | CA | Furniture and Related Product Manufacturing337920 | — | ◇ UNVERIFIED |
| DPDock Pros INC | Corona | CA | Machinery Manufacturing333924 | — | ◇ UNVERIFIED |
| DRDream Ready Mix Inc. | Corona | NY | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| EAE and J Shutters and Blinds INC | Corona | CA | Chemical Manufacturing325120 | — | ◇ UNVERIFIED |
| EMEdge Manufacturing INC | Corona | CA | Transportation Equipment Manufacturing336211 | — | ◇ UNVERIFIED |
| EMEngel Machinery | Corona | CA | Machinery Manufacturing333242 | — | ◇ UNVERIFIED |
| ELEnvironmental Lighting for Architecture, INC. | Corona | CA | Electrical Equipment, Appliance & Component Manufacturing335132 | — | ◇ UNVERIFIED |
| ECExcel Cabinets INC | Corona | CA | Wood Product Manufacturing321212 | — | ◇ UNVERIFIED |
| ECExterior Cladding Systems INC | Corona | CA | Fabricated Metal Product Manufacturing332323 | — | ◇ UNVERIFIED |
| FIFavor Ingredient Holdings LLC Dba Affinity Flavors | Corona | CA | Food Manufacturing311942 | — | ◇ UNVERIFIED |
| FCFederal Compliance | Corona | CA | Chemical Manufacturing325510 | — | ◇ UNVERIFIED |
| FMFender Musical Instruments Cor | Corona | CA | Miscellaneous Manufacturing339992 | — | ◇ UNVERIFIED |
| FSFenix Storefront & Signs LLC | Corona | NY | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
